The latest officially reported population of Chad was 20,299,123 in 2024 vs 10,979,783 people in Cuba in 2024. In 2026, based on the adjusted UN estimation, the current Chad's population is 21,893,857 people compared to 10,894,785 in Cuba.
Population statistics:
- Chad's population is 2.01 times bigger than Cuba's.
- Chad is ranked the 64th most populous country in the world, while Cuba is the 90th.
- The countries together account for 0.4% of the world: 0.26% for Chad vs 0.13% for Cuba.
- For the last 10 years, Chad has had an average growth rate of +3.65% per year vs -0.26% in Cuba.
- Since 2006, the population of Chad has increased from 10.7M people to 21.9M (104.5% growth), while Cuba has declined from 11.3M to 10.9M (3.4% decline).
Chad vs Cuba: population by year and forecast
| Year | Population | |
|---|---|---|
Chad
|
Cuba
|
|
| 2100 | 70,884,357 | 5,596,718 |
| 2099 | 70,557,567 | 5,657,375 |
| 2098 | 70,230,207 | 5,718,645 |
| 2097 | 69,842,152 | 5,780,569 |
| 2096 | 69,451,196 | 5,843,224 |
| 2095 | 69,060,721 | 5,906,751 |
| 2094 | 68,666,177 | 5,970,804 |
| 2093 | 68,236,720 | 6,035,854 |
| 2092 | 67,782,173 | 6,101,659 |
| 2091 | 67,325,804 | 6,168,154 |
| 2090 | 66,831,262 | 6,235,722 |
| 2089 | 66,335,362 | 6,304,222 |
| 2088 | 65,849,776 | 6,373,377 |
| 2087 | 65,329,155 | 6,443,413 |
| 2086 | 64,802,341 | 6,514,289 |
| 2085 | 64,247,517 | 6,585,780 |
| 2084 | 63,683,201 | 6,657,505 |
| 2083 | 63,107,011 | 6,729,522 |
| 2082 | 62,546,281 | 6,801,995 |
| 2081 | 61,935,077 | 6,874,468 |
| 2080 | 61,322,770 | 6,947,089 |
| 2079 | 60,689,500 | 7,019,723 |
| 2078 | 60,041,413 | 7,092,413 |
| 2077 | 59,398,544 | 7,165,274 |
| 2076 | 58,750,589 | 7,238,004 |
| 2075 | 58,088,399 | 7,311,071 |
| 2074 | 57,429,638 | 7,384,626 |
| 2073 | 56,751,288 | 7,458,600 |
| 2072 | 56,050,641 | 7,533,524 |
| 2071 | 55,351,270 | 7,609,105 |
| 2070 | 54,656,129 | 7,686,135 |
| 2069 | 53,956,737 | 7,764,393 |
| 2068 | 53,248,745 | 7,843,807 |
| 2067 | 52,550,963 | 7,924,753 |
| 2066 | 51,808,021 | 8,007,003 |
| 2065 | 51,071,215 | 8,090,881 |
| 2064 | 50,307,695 | 8,176,150 |
| 2063 | 49,556,347 | 8,262,542 |
| 2062 | 48,797,884 | 8,350,350 |
| 2061 | 48,036,580 | 8,439,080 |
| 2060 | 47,241,459 | 8,528,768 |
| 2059 | 46,442,418 | 8,618,786 |
| 2058 | 45,655,034 | 8,708,762 |
| 2057 | 44,870,896 | 8,798,693 |
| 2056 | 44,078,534 | 8,888,562 |
| 2055 | 43,275,519 | 8,977,652 |
| 2054 | 42,486,590 | 9,066,133 |
| 2053 | 41,688,608 | 9,153,249 |
| 2052 | 40,889,772 | 9,238,892 |
| 2051 | 40,092,484 | 9,323,021 |
| 2050 | 39,299,495 | 9,405,481 |
| 2049 | 38,521,793 | 9,486,566 |
| 2048 | 37,723,298 | 9,565,607 |
| 2047 | 36,947,445 | 9,643,403 |
| 2046 | 36,172,851 | 9,719,554 |
| 2045 | 35,391,232 | 9,793,859 |
| 2044 | 34,632,170 | 9,866,367 |
| 2043 | 33,864,845 | 9,937,436 |
| 2042 | 33,104,772 | 10,006,554 |
| 2041 | 32,347,709 | 10,073,994 |
| 2040 | 31,617,805 | 10,139,368 |
| 2039 | 30,871,258 | 10,203,016 |
| 2038 | 30,129,880 | 10,264,587 |
| 2037 | 29,393,074 | 10,325,061 |
| 2036 | 28,653,774 | 10,383,547 |
| 2035 | 27,935,849 | 10,440,509 |
| 2034 | 27,223,833 | 10,496,359 |
| 2033 | 26,506,530 | 10,550,821 |
| 2032 | 25,790,343 | 10,603,749 |
| 2031 | 25,078,386 | 10,655,312 |
| 2030 | 24,381,060 | 10,705,845 |
| 2029 | 23,686,105 | 10,755,262 |
| 2028 | 22,995,214 | 10,803,047 |
| 2027 | 22,312,346 | 10,849,321 |
| 2026 | 21,738,687 | 10,894,785 |
| 2025 | 21,174,977 | 10,938,241 |
| 2024 | 20,299,123 | 10,979,783 |
| 2023 | 19,319,064 | 11,019,931 |
| 2022 | 18,455,316 | 11,059,820 |
| 2021 | 17,828,273 | 11,122,168 |
| 2020 | 17,224,679 | 11,176,354 |
| 2019 | 16,685,223 | 11,202,846 |
| 2018 | 16,156,531 | 11,227,118 |
| 2017 | 15,622,759 | 11,247,829 |
| 2016 | 15,114,655 | 11,265,612 |
| 2015 | 14,647,621 | 11,275,065 |
| 2014 | 14,188,678 | 11,285,775 |
| 2013 | 13,691,079 | 11,298,167 |
| 2012 | 13,210,998 | 11,303,175 |
| 2011 | 12,754,997 | 11,301,571 |
| 2010 | 12,312,575 | 11,297,409 |
| 2009 | 11,893,754 | 11,294,719 |
| 2008 | 11,476,296 | 11,291,762 |
| 2007 | 11,081,660 | 11,287,272 |
| 2006 | 10,706,424 | 11,278,550 |
| 2005 | 10,328,092 | 11,262,554 |
| 2004 | 9,920,036 | 11,238,756 |
| 2003 | 9,487,833 | 11,209,383 |
| 2002 | 9,116,192 | 11,177,418 |
| 2001 | 8,804,124 | 11,144,132 |
| 2000 | 8,512,093 | 11,109,109 |
| 1999 | 8,222,705 | 11,072,230 |
| 1998 | 7,938,840 | 11,034,712 |
| 1997 | 7,670,366 | 10,997,934 |
| 1996 | 7,410,108 | 10,962,010 |
| 1995 | 7,089,064 | 10,925,362 |
| 1994 | 6,783,450 | 10,886,021 |
| 1993 | 6,629,146 | 10,841,031 |
| 1992 | 6,474,656 | 10,785,801 |
| 1991 | 6,205,676 | 10,717,640 |
| 1990 | 5,982,833 | 10,631,799 |
| 1989 | 5,819,586 | 10,533,243 |
| 1988 | 5,625,602 | 10,432,585 |
| 1987 | 5,438,309 | 10,335,342 |
| 1986 | 5,251,069 | 10,244,247 |
| 1985 | 5,096,269 | 10,157,228 |
| 1984 | 5,045,145 | 10,073,299 |
| 1983 | 4,979,130 | 9,991,026 |
| 1982 | 4,738,483 | 9,912,681 |
| 1981 | 4,520,959 | 9,849,320 |
| 1980 | 4,515,453 | 9,804,796 |
| 1979 | 4,505,384 | 9,763,355 |
| 1978 | 4,411,366 | 9,711,980 |
| 1977 | 4,331,667 | 9,648,440 |
| 1976 | 4,251,297 | 9,571,242 |
| 1975 | 4,167,234 | 9,479,726 |
| 1974 | 4,078,356 | 9,374,183 |
| 1973 | 3,985,909 | 9,255,328 |
| 1972 | 3,893,252 | 9,123,891 |
| 1971 | 3,807,316 | 8,979,085 |
| 1970 | 3,727,828 | 8,824,382 |
| 1969 | 3,651,113 | 8,666,640 |
| 1968 | 3,578,231 | 8,509,522 |
| 1967 | 3,508,512 | 8,352,625 |
| 1966 | 3,440,903 | 8,193,450 |
| 1965 | 3,374,220 | 8,030,797 |
| 1964 | 3,307,479 | 7,866,020 |
| 1963 | 3,240,905 | 7,701,660 |
| 1962 | 3,175,598 | 7,541,098 |
| 1961 | 3,111,947 | 7,387,117 |
| 1960 | 3,049,838 | 7,238,081 |
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/chad/cuba | CC BY 
From 2006 to 2016, the population of Chad increased by 4,408,231 people (a 41.2% growth), while Cuba lost 12,938 people (a 0.11% decline).
For the next 10 years, from 2016 to 2026, Chad gained 6,779,202 people (a 44.9% growth), while Cuba's population decreased by 370,827 people (a 3.29% decline).
Chad was ranked 76th most populous country in 2006 and is 64th in 2026. Cuba was ranked 73rd in 2006 and ranked 90th now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Chad's population will grow by 79.5% to 39,299,495 people with a rank change from 64th to 52nd. The population of Cuba will decrease by 13.7% to 9,405,481 people and rank change from 90th to 104th.
Chad is projected to reach its peak in 2100 at 70.9M people, while Cuba's population already peaked in 2012 at 11.3M people and is projected to decrease to 5.6M people by 2100.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Chad
|
Cuba
|
|
| 2100 | 0.46% | -1.07% |
| 2099 | 0.47% | -1.07% |
| 2098 | 0.56% | -1.07% |
| 2097 | 0.56% | -1.07% |
| 2096 | 0.57% | -1.08% |
| 2095 | 0.57% | -1.07% |
| 2094 | 0.63% | -1.08% |
| 2093 | 0.67% | -1.08% |
| 2092 | 0.68% | -1.08% |
| 2091 | 0.74% | -1.08% |
| 2090 | 0.75% | -1.09% |
| 2089 | 0.74% | -1.09% |
| 2088 | 0.8% | -1.09% |
| 2087 | 0.81% | -1.09% |
| 2086 | 0.86% | -1.09% |
| 2085 | 0.89% | -1.08% |
| 2084 | 0.91% | -1.07% |
| 2083 | 0.9% | -1.07% |
| 2082 | 0.99% | -1.05% |
| 2081 | 1% | -1.05% |
| 2080 | 1.04% | -1.03% |
| 2079 | 1.08% | -1.02% |
| 2078 | 1.08% | -1.02% |
| 2077 | 1.1% | -1% |
| 2076 | 1.14% | -1% |
| 2075 | 1.15% | -1% |
| 2074 | 1.2% | -0.99% |
| 2073 | 1.25% | -0.99% |
| 2072 | 1.26% | -0.99% |
| 2071 | 1.27% | -1% |
| 2070 | 1.3% | -1.01% |
| 2069 | 1.33% | -1.01% |
| 2068 | 1.33% | -1.02% |
| 2067 | 1.43% | -1.03% |
| 2066 | 1.44% | -1.04% |
| 2065 | 1.52% | -1.04% |
| 2064 | 1.52% | -1.05% |
| 2063 | 1.55% | -1.05% |
| 2062 | 1.58% | -1.05% |
| 2061 | 1.68% | -1.05% |
| 2060 | 1.72% | -1.04% |
| 2059 | 1.72% | -1.03% |
| 2058 | 1.75% | -1.02% |
| 2057 | 1.8% | -1.01% |
| 2056 | 1.86% | -0.99% |
| 2055 | 1.86% | -0.98% |
| 2054 | 1.91% | -0.95% |
| 2053 | 1.95% | -0.93% |
| 2052 | 1.99% | -0.9% |
| 2051 | 2.02% | -0.88% |
| 2050 | 2.02% | -0.85% |
| 2049 | 2.12% | -0.83% |
| 2048 | 2.1% | -0.81% |
| 2047 | 2.14% | -0.78% |
| 2046 | 2.21% | -0.76% |
| 2045 | 2.19% | -0.73% |
| 2044 | 2.27% | -0.72% |
| 2043 | 2.3% | -0.69% |
| 2042 | 2.34% | -0.67% |
| 2041 | 2.31% | -0.64% |
| 2040 | 2.42% | -0.62% |
| 2039 | 2.46% | -0.6% |
| 2038 | 2.51% | -0.59% |
| 2037 | 2.58% | -0.56% |
| 2036 | 2.57% | -0.55% |
| 2035 | 2.62% | -0.53% |
| 2034 | 2.71% | -0.52% |
| 2033 | 2.78% | -0.5% |
| 2032 | 2.84% | -0.48% |
| 2031 | 2.86% | -0.47% |
| 2030 | 2.93% | -0.46% |
| 2029 | 3% | -0.44% |
| 2028 | 3.06% | -0.43% |
| 2027 | 2.64% | -0.42% |
| 2026 | 2.66% | -0.4% |
| 2025 | 4.31% | -0.38% |
| 2024 | 5.07% | -0.36% |
| 2023 | 4.68% | -0.36% |
| 2022 | 3.52% | -0.56% |
| 2021 | 3.5% | -0.48% |
| 2020 | 3.23% | -0.24% |
| 2019 | 3.27% | -0.22% |
| 2018 | 3.42% | -0.18% |
| 2017 | 3.36% | -0.16% |
| 2016 | 3.19% | -0.08% |
| 2015 | 3.23% | -0.09% |
| 2014 | 3.63% | -0.11% |
| 2013 | 3.63% | -0.04% |
| 2012 | 3.58% | 0.01% |
| 2011 | 3.59% | 0.04% |
| 2010 | 3.52% | 0.02% |
| 2009 | 3.64% | 0.03% |
| 2008 | 3.56% | 0.04% |
| 2007 | 3.5% | 0.08% |
| 2006 | 3.66% | 0.14% |
| 2005 | 4.11% | 0.21% |
| 2004 | 4.56% | 0.26% |
| 2003 | 4.08% | 0.29% |
| 2002 | 3.54% | 0.3% |
| 2001 | 3.43% | 0.32% |
| 2000 | 3.52% | 0.33% |
| 1999 | 3.58% | 0.34% |
| 1998 | 3.5% | 0.33% |
| 1997 | 3.51% | 0.33% |
| 1996 | 4.53% | 0.34% |
| 1995 | 4.51% | 0.36% |
| 1994 | 2.33% | 0.41% |
| 1993 | 2.39% | 0.51% |
| 1992 | 4.33% | 0.64% |
| 1991 | 3.72% | 0.81% |
| 1990 | 2.81% | 0.94% |
| 1989 | 3.45% | 0.96% |
| 1988 | 3.44% | 0.94% |
| 1987 | 3.57% | 0.89% |
| 1986 | 3.04% | 0.86% |
| 1985 | 1.01% | 0.83% |
| 1984 | 1.33% | 0.82% |
| 1983 | 5.08% | 0.79% |
| 1982 | 4.81% | 0.64% |
| 1981 | 0.12% | 0.45% |
| 1980 | 0.22% | 0.42% |
| 1979 | 2.13% | 0.53% |
| 1978 | 1.84% | 0.66% |
| 1977 | 1.89% | 0.81% |
| 1976 | 2.02% | 0.97% |
| 1975 | 2.18% | 1.13% |
| 1974 | 2.32% | 1.28% |
| 1973 | 2.38% | 1.44% |
| 1972 | 2.26% | 1.61% |
| 1971 | 2.13% | 1.75% |
| 1970 | 2.1% | 1.82% |
| 1969 | 2.04% | 1.85% |
| 1968 | 1.99% | 1.88% |
| 1967 | 1.96% | 1.94% |
| 1966 | 1.98% | 2.03% |
| 1965 | 2.02% | 2.09% |
| 1964 | 2.05% | 2.13% |
| 1963 | 2.06% | 2.13% |
| 1962 | 2.05% | 2.08% |
| 1961 | 2.04% | 2.06% |
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/chad/cuba | CC BY
In 2024, the population of Chad grew by 5.07%, while Cuba's population declined by 0.36%.
Live population counters
|
Chad
|
Cuba
|
|
|---|---|---|
| Current population |
21893857
|
10894785
|
| Population rank | 64/197 | 90/197 |
| Percent of world population | 0.26% | 0.13% |
| One net population change |
32.2 seconds
|
13.1 minutes
|
| One birth every |
38.5 seconds
|
5.48 minutes
|
| One death every |
2.47 minutes
|
4.7 minutes
|
| Daily growth/decline | +2,685 | -110 |
| Annual growth/decline | +980,059 | -40,148 |
| Annual growth/decline rate | +5.07% | -0.36% |
| Population growth rate rank | 2/197 | 182/197 |
| One migration net change every |
4.28 minutes
|
23.7 minutes
|
| Annual migration change | -123,104 | -22,244 |
| Net migration rank | 184/196 | 153/196 |
| Foreign-born residents | 1,269,673 | 2,144 |
| Foreign-born residents rank | 50/195 | 193/195 |
| Foreign-born share of population | 6.3% | 0.12% |
| Foreign-born share rank | 83/195 | 191/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Chad
|
Cuba
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | -123,104 | - | -22,244 |
| 2024 | - | 204,040 | - | -22,356 |
| 2023 | 605,924 | 496,830 | -15,880 | -22,797 |
| 2022 | 588,060 | 36,670 | -17,961 | -23,149 |
| 2021 | 554,851 | 74,509 | -71,616 | -11,976 |
| 2020 | 541,234 | 36,605 | -12,808 | -11,976 |
| 2019 | 530,540 | -29,451 | -4,245 | -23,955 |
| 2018 | 509,642 | 46,661 | 3,436 | -23,779 |
| 2017 | 494,304 | 16,916 | 2,306 | -23,394 |
| 2016 | 483,442 | 21,540 | 9,677 | -24,146 |
| 2015 | 478,010 | -48,918 | 20,464 | -24,910 |
| 2014 | 467,957 | 20,842 | 22,448 | -39,426 |
| 2013 | 454,517 | 51,887 | 29,827 | -37,619 |
| 2012 | 444,246 | 9,514 | 33,864 | -36,101 |
| 2011 | 428,989 | 29,256 | 40,753 | -35,313 |
| 2010 | 416,177 | 10,427 | 37,021 | -34,121 |
| 2009 | 401,937 | 9,108 | 37,543 | -35,063 |
| 2008 | 387,439 | 36,446 | 32,848 | -29,427 |
| 2007 | 376,732 | -11,339 | 24,617 | -19,050 |
| 2006 | 362,027 | 23,052 | 24,508 | -12,619 |
| 2005 | 352,302 | 19,281 | 36,660 | -16,561 |
| 2004 | 334,136 | 110,387 | 44,258 | -16,776 |
| 2003 | 314,740 | 105,140 | 56,170 | -24,916 |
| 2002 | 302,995 | 20,400 | 58,212 | -25,535 |
| 2001 | 297,254 | 3,484 | 57,325 | -23,442 |
| 2000 | 287,173 | -3,845 | 61,133 | -24,980 |
| 1999 | 278,264 | 17,175 | 69,069 | -31,456 |
| 1998 | 270,055 | 2,232 | 71,284 | -33,863 |
| 1997 | 261,030 | 3,631 | 71,828 | -35,712 |
| 1996 | 254,589 | 1,259 | 61,837 | -26,105 |
| 1995 | 234,010 | 152,232 | 66,809 | -29,235 |
| 1994 | 223,996 | 986 | 68,604 | -27,501 |
| 1993 | 229,984 | -146,386 | 73,221 | -24,358 |
| 1992 | 219,348 | 6,013 | 83,461 | -21,867 |
| 1991 | 200,102 | 112,492 | 95,398 | -20,665 |
| 1990 | 191,959 | -58,884 | 112,378 | -15,438 |
| 1989 | 188,485 | 4,924 | 114,865 | -14,705 |
| 1988 | 178,489 | 16,085 | 116,626 | -15,474 |
| 1987 | 156,797 | 23,220 | 109,617 | -16,290 |
| 1986 | 152,360 | 42,093 | 105,997 | -17,146 |
| 1985 | 145,845 | -30,686 | 103,228 | -18,048 |
| 1984 | 151,511 | -164,489 | 101,670 | -18,994 |
| 1983 | 144,684 | 247 | 101,858 | -19,994 |
| 1982 | 119,121 | 217,242 | 95,866 | -21,055 |
| 1981 | 111,907 | -13,232 | 74,067 | -22,159 |
| 1980 | 122,468 | -210,126 | 74,271 | -37,114 |
| 1979 | 117,780 | -9,974 | 81,192 | -35,473 |
| 1978 | 115,084 | -34,856 | 86,864 | -29,839 |
| 1977 | 113,498 | -34,318 | 106,875 | -36,811 |
| 1976 | 111,324 | -29,755 | 125,383 | -41,042 |
| 1975 | 109,315 | -22,768 | 144,964 | -46,268 |
| 1974 | 106,898 | -15,686 | 165,099 | -52,697 |
| 1973 | 104,418 | -10,737 | 177,387 | -52,073 |
| 1972 | 101,142 | -9,526 | 187,588 | -50,031 |
| 1971 | 89,404 | -9,153 | 195,106 | -43,056 |
| 1970 | 87,660 | -8,931 | 201,823 | -44,466 |
| 1969 | 83,413 | -8,714 | 205,581 | -47,446 |
| 1968 | 79,465 | -8,396 | 205,487 | -49,387 |
| 1967 | 76,142 | -7,771 | 207,245 | -49,556 |
| 1966 | 73,123 | -6,283 | 209,179 | -48,509 |
| 1965 | 70,913 | -4,384 | 211,322 | -46,683 |
| 1964 | 69,483 | -2,518 | 209,315 | -44,406 |
| 1963 | 67,414 | -1,228 | 205,788 | -41,979 |
| 1962 | 65,312 | -890 | 196,423 | -39,116 |
| 1961 | 63,639 | -760 | 183,806 | -33,163 |
| 1960 | 62,003 | -672 | 172,816 | -25,396 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).
GeoRank.org/population/chad/cuba | CC BY
Over the last 10 years, 88.7% of the population change in Chad is from natural causes (a gain of 5,253,964 people) and 11.3% is from migration (a gain of 672,204 people). In Cuba 21.9% is from natural causes (a loss of 64,179 people) and 78.1% is from migration (a loss of 229,508 people).
As of 2024, 1,269,673 residents or 6.3% of the population were not native-born in Chad, compared to 2,144 people or 0.12% in Cuba.
Biggest cities by population
Compare countries by 7 more topics
Population differences between Chad and Cuba
|
Chad
|
Cuba
|
|
|---|---|---|
| Life expectancy | 55.6 years | 78.6 years |
| Average age | 21.2 years | 42 years |
| Median age | 16.8 years | 43.1 years |
| Male:Female ratio | 50.2:49.8 | 49.3:50.7 |
| Fertility rate | 6.12 births per woman | 1.44 births per woman |
| Population density | 44.7 ppl/mi² | 271.8 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/chad/cuba | 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)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
- Wikidata (2026, retrieved 2026-02-08)
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.