The latest officially reported population of Malta was 568,847 in 2024 vs 35,300,280 people in Saudi Arabia in 2024. In 2026, based on the adjusted UN estimation, the current Malta's population is 581,729 people compared to 36,734,925 in Saudi Arabia.
Population statistics:
- Saudi Arabia's population is 63.1 times bigger than Malta's.
- Malta is ranked the 167th most populous country in the world, while Saudi Arabia is the 44th.
- The countries together account for 0.45% of the world: 0.007% for Malta vs 0.44% for Saudi Arabia.
- For the last 10 years, Malta has had an average growth rate of +2.69% per year vs +2.3% in Saudi Arabia.
- Since 2006, the population of Malta has increased from 405K people to 582K (43.5% growth), while Saudi Arabia has grown from 21.5M to 36.7M (71.2% growth).
Malta vs Saudi Arabia: population by year and forecast
| Year | Population | |
|---|---|---|
Malta
|
Saudi Arabia
|
|
| 2100 | 383,244 | 74,230,118 |
| 2099 | 386,421 | 73,760,045 |
| 2098 | 389,613 | 73,287,526 |
| 2097 | 392,917 | 72,813,125 |
| 2096 | 396,295 | 72,336,039 |
| 2095 | 399,956 | 71,858,206 |
| 2094 | 403,710 | 71,379,928 |
| 2093 | 407,487 | 70,900,460 |
| 2092 | 411,340 | 70,420,464 |
| 2091 | 415,407 | 69,940,749 |
| 2090 | 419,592 | 69,462,214 |
| 2089 | 423,826 | 68,985,976 |
| 2088 | 428,052 | 68,510,277 |
| 2087 | 432,556 | 68,035,545 |
| 2086 | 437,240 | 67,562,521 |
| 2085 | 441,882 | 67,091,615 |
| 2084 | 446,649 | 66,621,667 |
| 2083 | 451,551 | 66,152,653 |
| 2082 | 456,344 | 65,684,321 |
| 2081 | 461,335 | 65,216,102 |
| 2080 | 466,229 | 64,749,128 |
| 2079 | 471,100 | 64,282,393 |
| 2078 | 475,924 | 63,815,918 |
| 2077 | 480,771 | 63,348,712 |
| 2076 | 485,655 | 62,880,120 |
| 2075 | 490,208 | 62,409,793 |
| 2074 | 494,656 | 61,937,628 |
| 2073 | 499,046 | 61,462,662 |
| 2072 | 503,370 | 60,984,202 |
| 2071 | 507,604 | 60,502,791 |
| 2070 | 511,683 | 60,018,216 |
| 2069 | 515,748 | 59,529,456 |
| 2068 | 519,737 | 59,036,086 |
| 2067 | 523,520 | 58,539,487 |
| 2066 | 527,140 | 58,039,687 |
| 2065 | 530,620 | 57,537,106 |
| 2064 | 533,923 | 57,032,172 |
| 2063 | 537,029 | 56,524,331 |
| 2062 | 540,145 | 56,014,549 |
| 2061 | 543,018 | 55,501,467 |
| 2060 | 545,828 | 54,986,901 |
| 2059 | 548,562 | 54,469,809 |
| 2058 | 551,048 | 53,950,469 |
| 2057 | 553,389 | 53,430,639 |
| 2056 | 555,804 | 52,909,061 |
| 2055 | 558,190 | 52,386,571 |
| 2054 | 560,309 | 51,862,312 |
| 2053 | 562,511 | 51,336,335 |
| 2052 | 564,772 | 50,809,100 |
| 2051 | 567,078 | 50,280,719 |
| 2050 | 569,189 | 49,751,739 |
| 2049 | 571,016 | 49,221,828 |
| 2048 | 572,923 | 48,690,143 |
| 2047 | 574,977 | 48,157,605 |
| 2046 | 576,728 | 47,623,246 |
| 2045 | 578,442 | 47,087,215 |
| 2044 | 580,046 | 46,550,306 |
| 2043 | 581,639 | 46,013,232 |
| 2042 | 583,042 | 45,475,200 |
| 2041 | 584,485 | 44,936,131 |
| 2040 | 585,747 | 44,396,093 |
| 2039 | 587,035 | 43,856,006 |
| 2038 | 588,223 | 43,314,707 |
| 2037 | 589,140 | 42,773,375 |
| 2036 | 589,886 | 42,231,639 |
| 2035 | 590,469 | 41,690,245 |
| 2034 | 590,868 | 41,150,029 |
| 2033 | 590,759 | 40,611,021 |
| 2032 | 590,166 | 40,073,144 |
| 2031 | 589,366 | 39,535,357 |
| 2030 | 588,281 | 38,998,581 |
| 2029 | 586,978 | 38,417,447 |
| 2028 | 585,310 | 37,810,902 |
| 2027 | 583,310 | 37,189,969 |
| 2026 | 581,144 | 36,566,201 |
| 2025 | 575,661 | 35,932,673 |
| 2024 | 568,847 | 35,300,280 |
| 2023 | 552,747 | 33,702,731 |
| 2022 | 531,113 | 32,175,224 |
| 2021 | 518,150 | 30,784,383 |
| 2020 | 515,490 | 31,552,510 |
| 2019 | 503,912 | 30,063,799 |
| 2018 | 483,903 | 30,196,281 |
| 2017 | 467,106 | 30,977,355 |
| 2016 | 454,505 | 30,954,198 |
| 2015 | 444,220 | 29,816,382 |
| 2014 | 433,481 | 28,309,273 |
| 2013 | 424,810 | 27,624,004 |
| 2012 | 420,028 | 26,168,861 |
| 2011 | 416,268 | 25,091,867 |
| 2010 | 414,508 | 23,978,487 |
| 2009 | 412,477 | 24,217,654 |
| 2008 | 409,379 | 23,287,877 |
| 2007 | 406,724 | 22,368,313 |
| 2006 | 405,308 | 21,459,144 |
| 2005 | 403,834 | 20,559,890 |
| 2004 | 401,268 | 19,669,480 |
| 2003 | 398,582 | 18,786,767 |
| 2002 | 395,969 | 17,910,910 |
| 2001 | 393,028 | 17,041,397 |
| 2000 | 390,087 | 16,177,722 |
| 1999 | 387,578 | 15,472,075 |
| 1998 | 385,287 | 14,922,185 |
| 1997 | 382,791 | 14,374,943 |
| 1996 | 379,905 | 13,831,009 |
| 1995 | 377,419 | 13,289,245 |
| 1994 | 374,797 | 12,750,040 |
| 1993 | 371,308 | 12,215,862 |
| 1992 | 367,618 | 11,686,676 |
| 1991 | 363,845 | 11,160,744 |
| 1990 | 354,170 | 10,640,691 |
| 1989 | 350,722 | 10,128,394 |
| 1988 | 347,325 | 9,629,165 |
| 1987 | 344,485 | 9,130,194 |
| 1986 | 342,121 | 8,628,639 |
| 1985 | 336,452 | 8,151,779 |
| 1984 | 330,593 | 7,697,307 |
| 1983 | 330,524 | 7,252,941 |
| 1982 | 325,898 | 6,824,486 |
| 1981 | 318,982 | 6,420,551 |
| 1980 | 316,645 | 6,047,997 |
| 1979 | 313,342 | 5,703,698 |
| 1978 | 310,182 | 5,381,902 |
| 1977 | 306,970 | 5,083,048 |
| 1976 | 305,774 | 4,807,933 |
| 1975 | 304,222 | 4,556,287 |
| 1974 | 301,996 | 4,323,632 |
| 1973 | 302,200 | 4,106,344 |
| 1972 | 302,450 | 3,905,722 |
| 1971 | 302,700 | 3,724,031 |
| 1970 | 302,650 | 3,562,470 |
| 1969 | 304,300 | 3,417,114 |
| 1968 | 307,900 | 3,282,711 |
| 1967 | 311,550 | 3,157,242 |
| 1966 | 315,200 | 3,039,887 |
| 1965 | 318,800 | 2,928,771 |
| 1964 | 321,250 | 2,821,968 |
| 1963 | 322,550 | 2,719,341 |
| 1962 | 323,900 | 2,620,910 |
| 1961 | 325,250 | 2,526,347 |
| 1960 | 326,550 | 2,435,403 |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/population/malta/saudi-arabia | CC BY 
From 2006 to 2016, the population of Malta increased by 49,197 people (a 12.1% growth), while Saudi Arabia gained 9,495,054 people (a 44.2% growth).
For the next 10 years, from 2016 to 2026, Malta gained 127,224 people (a 28% growth), while Saudi Arabia's population increased by 5,780,727 people (a 18.7% growth).
Malta was ranked 168th most populous country in 2006 and is 167th in 2026. Saudi Arabia was ranked 50th in 2006 and ranked 44th now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Malta's population will shrink by 2.16% to 569,189 people and will still be ranked 167th. The population of Saudi Arabia will increase by 35.4% to 49,751,739 people and rank change from 44th to 43rd.
Malta is projected to reach its peak in 2034 at 591K people compared to the peak of 74.2M people in 2100 for Saudi Arabia.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Malta
|
Saudi Arabia
|
|
| 2100 | -0.82% | 0.64% |
| 2099 | -0.82% | 0.64% |
| 2098 | -0.84% | 0.65% |
| 2097 | -0.85% | 0.66% |
| 2096 | -0.92% | 0.66% |
| 2095 | -0.93% | 0.67% |
| 2094 | -0.93% | 0.68% |
| 2093 | -0.94% | 0.68% |
| 2092 | -0.98% | 0.69% |
| 2091 | -1% | 0.69% |
| 2090 | -1% | 0.69% |
| 2089 | -0.99% | 0.69% |
| 2088 | -1.04% | 0.7% |
| 2087 | -1.07% | 0.7% |
| 2086 | -1.05% | 0.7% |
| 2085 | -1.07% | 0.71% |
| 2084 | -1.09% | 0.71% |
| 2083 | -1.05% | 0.71% |
| 2082 | -1.08% | 0.72% |
| 2081 | -1.05% | 0.72% |
| 2080 | -1.03% | 0.73% |
| 2079 | -1.01% | 0.73% |
| 2078 | -1.01% | 0.74% |
| 2077 | -1.01% | 0.75% |
| 2076 | -0.93% | 0.75% |
| 2075 | -0.9% | 0.76% |
| 2074 | -0.88% | 0.77% |
| 2073 | -0.86% | 0.78% |
| 2072 | -0.83% | 0.8% |
| 2071 | -0.8% | 0.81% |
| 2070 | -0.79% | 0.82% |
| 2069 | -0.77% | 0.84% |
| 2068 | -0.72% | 0.85% |
| 2067 | -0.69% | 0.86% |
| 2066 | -0.66% | 0.87% |
| 2065 | -0.62% | 0.89% |
| 2064 | -0.58% | 0.9% |
| 2063 | -0.58% | 0.91% |
| 2062 | -0.53% | 0.92% |
| 2061 | -0.51% | 0.94% |
| 2060 | -0.5% | 0.95% |
| 2059 | -0.45% | 0.96% |
| 2058 | -0.42% | 0.97% |
| 2057 | -0.43% | 0.99% |
| 2056 | -0.43% | 1% |
| 2055 | -0.38% | 1.01% |
| 2054 | -0.39% | 1.02% |
| 2053 | -0.4% | 1.04% |
| 2052 | -0.41% | 1.05% |
| 2051 | -0.37% | 1.06% |
| 2050 | -0.32% | 1.08% |
| 2049 | -0.33% | 1.09% |
| 2048 | -0.36% | 1.11% |
| 2047 | -0.3% | 1.12% |
| 2046 | -0.3% | 1.14% |
| 2045 | -0.28% | 1.15% |
| 2044 | -0.27% | 1.17% |
| 2043 | -0.24% | 1.18% |
| 2042 | -0.25% | 1.2% |
| 2041 | -0.22% | 1.22% |
| 2040 | -0.22% | 1.23% |
| 2039 | -0.2% | 1.25% |
| 2038 | -0.16% | 1.27% |
| 2037 | -0.13% | 1.28% |
| 2036 | -0.1% | 1.3% |
| 2035 | -0.07% | 1.31% |
| 2034 | 0.02% | 1.33% |
| 2033 | 0.1% | 1.34% |
| 2032 | 0.14% | 1.36% |
| 2031 | 0.18% | 1.38% |
| 2030 | 0.22% | 1.51% |
| 2029 | 0.29% | 1.6% |
| 2028 | 0.34% | 1.67% |
| 2027 | 0.37% | 1.71% |
| 2026 | 0.95% | 1.76% |
| 2025 | 1.2% | 1.79% |
| 2024 | 2.91% | 4.74% |
| 2023 | 4.07% | 4.75% |
| 2022 | 2.5% | 4.52% |
| 2021 | 0.52% | -2.43% |
| 2020 | 2.3% | 4.95% |
| 2019 | 4.13% | -0.44% |
| 2018 | 3.6% | -2.52% |
| 2017 | 2.77% | 0.07% |
| 2016 | 2.32% | 3.82% |
| 2015 | 2.48% | 5.32% |
| 2014 | 2.04% | 2.48% |
| 2013 | 1.14% | 5.56% |
| 2012 | 0.9% | 4.29% |
| 2011 | 0.42% | 4.64% |
| 2010 | 0.49% | -0.99% |
| 2009 | 0.76% | 3.99% |
| 2008 | 0.65% | 4.11% |
| 2007 | 0.35% | 4.24% |
| 2006 | 0.37% | 4.37% |
| 2005 | 0.64% | 4.53% |
| 2004 | 0.67% | 4.7% |
| 2003 | 0.66% | 4.89% |
| 2002 | 0.75% | 5.1% |
| 2001 | 0.75% | 5.34% |
| 2000 | 0.65% | 4.56% |
| 1999 | 0.59% | 3.69% |
| 1998 | 0.65% | 3.81% |
| 1997 | 0.76% | 3.93% |
| 1996 | 0.66% | 4.08% |
| 1995 | 0.7% | 4.23% |
| 1994 | 0.94% | 4.37% |
| 1993 | 1% | 4.53% |
| 1992 | 1.04% | 4.71% |
| 1991 | 2.73% | 4.89% |
| 1990 | 0.98% | 5.06% |
| 1989 | 0.98% | 5.18% |
| 1988 | 0.82% | 5.47% |
| 1987 | 0.69% | 5.81% |
| 1986 | 1.68% | 5.85% |
| 1985 | 1.77% | 5.9% |
| 1984 | 0.02% | 6.13% |
| 1983 | 1.42% | 6.28% |
| 1982 | 2.17% | 6.29% |
| 1981 | 0.74% | 6.16% |
| 1980 | 1.05% | 6.04% |
| 1979 | 1.02% | 5.98% |
| 1978 | 1.05% | 5.88% |
| 1977 | 0.39% | 5.72% |
| 1976 | 0.51% | 5.52% |
| 1975 | 0.74% | 5.38% |
| 1974 | -0.07% | 5.29% |
| 1973 | -0.08% | 5.14% |
| 1972 | -0.08% | 4.88% |
| 1971 | 0.02% | 4.54% |
| 1970 | -0.54% | 4.25% |
| 1969 | -1.17% | 4.09% |
| 1968 | -1.17% | 3.97% |
| 1967 | -1.16% | 3.86% |
| 1966 | -1.13% | 3.79% |
| 1965 | -0.76% | 3.78% |
| 1964 | -0.4% | 3.77% |
| 1963 | -0.42% | 3.76% |
| 1962 | -0.42% | 3.74% |
| 1961 | -0.4% | 3.73% |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).
GeoRank.org/population/malta/saudi-arabia | CC BY
In 2024, the population of Malta grew by 2.91%, while Saudi Arabia's population grew by 4.74%.
Live population counters
|
Malta
|
Saudi Arabia
|
|
|---|---|---|
| Current population |
581729
|
36734925
|
| Population rank | 167/197 | 44/197 |
| Percent of world population | 0.007% | 0.44% |
| One net population change |
32.6 minutes
|
19.7 seconds
|
| One birth every |
1.96 hours
|
57 seconds
|
| One death every |
2.17 hours
|
6.66 minutes
|
| Daily growth/decline | +44 | +4,377 |
| Annual growth/decline | +16,100 | +1,597,549 |
| Annual growth/decline rate | +2.91% | +4.74% |
| Population growth rate rank | 19/197 | 4/197 |
| One migration net change every |
1.7 hours
|
4.4 minutes
|
| Annual migration change | +5,161 | +119,738 |
| Net migration rank | 52/196 | 13/196 |
| Foreign-born residents | 199,466 | 13,683,841 |
| Foreign-born residents rank | 112/195 | 3/195 |
| Foreign-born share of population | 37% | 40.3% |
| Foreign-born share rank | 15/195 | 14/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Malta
|
Saudi Arabia
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | 5,161 | - | 119,738 |
| 2024 | - | 6,323 | - | 122,170 |
| 2023 | 442 | 6,591 | 474,366 | 325,691 |
| 2022 | 54 | 2,480 | 406,920 | 977,072 |
| 2021 | 259 | 4,638 | 409,032 | -106,287 |
| 2020 | 361 | 6,904 | 447,036 | -74,725 |
| 2019 | 655 | 20,302 | 474,407 | 191,582 |
| 2018 | 774 | 16,961 | 528,767 | -988,751 |
| 2017 | 747 | 14,372 | 546,751 | -920,812 |
| 2016 | 1,091 | 8,624 | 537,829 | -26,997 |
| 2015 | 888 | 9,588 | 511,023 | 465,292 |
| 2014 | 910 | 9,192 | 493,431 | 469,144 |
| 2013 | 807 | 861 | 475,299 | 485,794 |
| 2012 | 714 | 911 | 465,649 | 479,206 |
| 2011 | 916 | 999 | 443,675 | 491,253 |
| 2010 | 871 | 741 | 418,641 | 504,955 |
| 2009 | 825 | 836 | 438,557 | 496,229 |
| 2008 | 777 | 869 | 433,457 | 491,337 |
| 2007 | 691 | 926 | 425,199 | 489,136 |
| 2006 | 568 | 997 | 399,333 | 504,661 |
| 2005 | 727 | 1,626 | 375,938 | 518,565 |
| 2004 | 883 | 1,662 | 362,843 | 523,472 |
| 2003 | 917 | 1,626 | 364,520 | 514,606 |
| 2002 | 911 | 1,821 | 372,099 | 500,508 |
| 2001 | 1,061 | 1,678 | 382,153 | 484,252 |
| 2000 | 1,482 | 1,591 | 392,407 | 468,515 |
| 1999 | 1,357 | 1,463 | 390,112 | 160,263 |
| 1998 | 1,656 | 1,260 | 389,499 | 159,898 |
| 1997 | 1,991 | 1,003 | 385,033 | 160,066 |
| 1996 | 2,279 | 1,142 | 382,248 | 160,532 |
| 1995 | 1,887 | 1,306 | 380,231 | 160,512 |
| 1994 | 2,136 | 1,136 | 377,351 | 160,306 |
| 1993 | 2,451 | 1,006 | 372,621 | 158,074 |
| 1992 | 2,573 | 737 | 366,763 | 160,908 |
| 1991 | 2,438 | 763 | 361,329 | 162,857 |
| 1990 | 2,621 | 568 | 355,495 | 160,416 |
| 1989 | 2,981 | 248 | 349,399 | 159,273 |
| 1988 | 2,813 | 164 | 342,865 | 146,918 |
| 1987 | 2,412 | 295 | 333,088 | 175,075 |
| 1986 | 2,395 | 464 | 322,340 | 172,606 |
| 1985 | 2,590 | -428 | 310,558 | 148,208 |
| 1984 | 2,678 | -558 | 296,615 | 153,562 |
| 1983 | 2,512 | -740 | 280,616 | 157,930 |
| 1982 | 2,835 | -1,059 | 264,831 | 153,528 |
| 1981 | 2,233 | -548 | 249,156 | 140,355 |
| 1980 | 2,375 | -886 | 234,372 | 121,220 |
| 1979 | 2,852 | -1,311 | 220,186 | 112,826 |
| 1978 | 2,389 | -1,302 | 205,331 | 105,263 |
| 1977 | 2,916 | -1,598 | 191,103 | 96,015 |
| 1976 | 2,721 | -1,641 | 178,024 | 85,083 |
| 1975 | 2,829 | -1,742 | 166,223 | 73,960 |
| 1974 | 2,687 | -1,597 | 155,478 | 69,653 |
| 1973 | 2,327 | -1,549 | 145,450 | 63,995 |
| 1972 | 2,480 | -1,316 | 136,360 | 55,439 |
| 1971 | 2,482 | -1,327 | 127,600 | 43,989 |
| 1970 | 2,270 | -1,123 | 120,440 | 31,097 |
| 1969 | 2,069 | -827 | 113,859 | 25,312 |
| 1968 | 2,247 | -753 | 108,281 | 21,366 |
| 1967 | 2,306 | -4,073 | 103,343 | 17,947 |
| 1966 | 2,458 | -4,318 | 98,361 | 15,054 |
| 1965 | 2,646 | -4,329 | 93,820 | 15,000 |
| 1964 | 3,630 | -4,768 | 89,776 | 15,000 |
| 1963 | 3,709 | -4,773 | 85,480 | 15,000 |
| 1962 | 4,664 | -5,360 | 81,393 | 15,000 |
| 1961 | 4,748 | -5,099 | 77,743 | 15,000 |
| 1960 | 5,747 | -5,540 | 74,143 | 15,000 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).
GeoRank.org/population/malta/saudi-arabia | CC BY
Over the last 10 years, 5.84% of the population change in Malta is from natural causes (a gain of 6,181 people) and 94.2% is from migration (a gain of 99,652 people). In Saudi Arabia 93.9% is from natural causes (a gain of 4,829,562 people) and 6.05% is from migration (a gain of 311,209 people).
As of 2024, 199,466 residents or 37% of the population were not native-born in Malta, compared to 13,683,841 people or 40.3% in Saudi Arabia.
Biggest cities by population
|
Malta
|
|
|---|---|
| City | Population |
| St. Paul's Bay | 40.2K |
| Mosta | 25.5K |
| Birkirkara | 24.4K |
| Naxxar | 18.1K |
| Zabbar | 18K |
| Sliema | 16.9K |
| San Gwann | 16.1K |
| Marsaskala | 15.6K |
| Gzira | 8.03K |
| Valletta | 6.44K |
|
Saudi Arabia
|
|
|---|---|
| City | Population |
| Riyadh | 7.01M |
| Jeddah | 4.7M |
| Mecca | 2.43M |
| Medina | 1.41M |
| Dammam | 903K |
| Tabuk | 886K |
| Qatif | 625K |
| Jubail | 379K |
| Ha'il | 311K |
| Yanbu | 299K |
Compare countries by 7 more topics
Population differences between Malta and Saudi Arabia
|
Malta
|
Saudi Arabia
|
|
|---|---|---|
| Life expectancy | 83.8 years | 79.4 years |
| Average age | 43 years | 30.2 years |
| Median age | 41.8 years | 30.5 years |
| Male:Female ratio | 51.9:48.1 | 60.5:39.5 |
| Fertility rate | 1.06 births per woman | 2.28 births per woman |
| Population density | 4,704 ppl/mi² | 44.1 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).
GeoRank.org/population/malta/saudi-arabia | CC BY
Help us show the world through your eyes
Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.
Data sources:
- World Bank | Health (1960–2025, retrieved 2026-04-06)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
- U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
- Wikidata (2026, retrieved 2026-02-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.