Rough Diamonds Producer: Tanzania
| Years | Gemstones | Industrial | Total |
|---|---|---|---|
| 2023 | 156,000 carats [ 81.68% ] | 35,000 carats [ 18.32% ] | 191,000 carats |
| 2022 | 319,000 carats [ 85.07% ] | 56,000 carats [ 14.93% ] | 375,000 carats |
| 2021 | 39,000 carats [ 82.98% ] | 8,000 carats [ 17.02% ] | 47,000 carats |
| 2020 | 124,000 carats [ 84.35% ] | 23,000 carats [ 15.65% ] | 147,000 carats |
| 2019 | 338,000 carats [ 81.06% ] | 79,000 carats [ 18.94% ] | 417,000 carats |
| 2018 | 328,000 carats [ 84.97% ] | 58,000 carats [ 15.03% ] | 386,000 carats |
| 2017 | 259,000 carats [ 84.92% ] | 46,000 carats [ 15.08% ] | 305,000 carats |
| 2016 | 205,000 carats [ 85.06% ] | 36,000 carats [ 14.94% ] | 241,000 carats |
| 2015 | 184,000 carats [ 84.79% ] | 33,000 carats [ 15.21% ] | 217,000 carats |
| 2014 | 215,000 carats [ 84.98% ] | 38,000 carats [ 15.02% ] | 253,000 carats |
| 2013 | 153,000 carats [ 85.00% ] | 27,000 carats [ 15.00% ] | 180,000 carats |
| 2012 | 108,000 carats [ 85.04% ] | 19,000 carats [ 14.96% ] | 127,000 carats |
| 2011 | 45,000 carats [ 83.33% ] | 9,000 carats [ 16.67% ] | 54,000 carats |
| 2010 | 77,000 carats [ 84.62% ] | 14,000 carats [ 15.38% ] | 91,000 carats |
| 2009 | 150,000 carats [ 84.75% ] | 27,000 carats [ 15.25% ] | 177,000 carats |
| 2008 | 190,000 carats [ 84.82% ] | 34,000 carats [ 15.18% ] | 224,000 carats |
| 2007 | 230,000 carats [ 85.19% ] | 40,000 carats [ 14.81% ] | 270,000 carats |
| 2006 | 195,000 carats [ 84.78% ] | 35,000 carats [ 15.22% ] | 230,000 carats |
| 2005 | 175,000 carats [ 85.37% ] | 30,000 carats [ 14.63% ] | 205,000 carats |
| 2004 | 258,000 carats [ 84.87% ] | 46,000 carats [ 15.13% ] | 304,000 carats |
| 2003 | 201,000 carats [ 84.81% ] | 36,000 carats [ 15.19% ] | 237,000 carats |
| 2002 | 204,000 carats [ 85.00% ] | 36,000 carats [ 15.00% ] | 240,000 carats |
| 2001 | 216,000 carats [ 85.04% ] | 38,000 carats [ 14.96% ] | 254,000 carats |
| 2000 | 301,000 carats [ 84.55% ] | 55,000 carats [ 15.45% ] | 356,000 carats |
| 1999 | 200,000 carats [ 85.11% ] | 35,000 carats [ 14.89% ] | 235,000 carats |
| 1998 | 83,000 carats [ 84.69% ] | 15,000 carats [ 15.31% ] | 98,000 carats |
| 1997 | 82,000 carats [ 70.09% ] | 35,000 carats [ 29.91% ] | 117,000 carats |
| Total Production | 5,035,000 carats [ 84.23% ] | 943,000 carats [ 15.77% ] | 5,978,000 carats |
| Gemstones = Jewelry Quality --- Industrial = Industrial Quality | |||
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