| Years | Gemstones | Industrial | Total |
|---|---|---|---|
| 2024 | 13,322,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 13,322,000 carats |
| 2023 | 15,981,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 15,981,000 carats |
| 2022 | 16,249,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 16,249,000 carats |
| 2021 | 17,615,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 17,615,000 carats |
| 2020 | 13,104,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 13,104,000 carats |
| 2019 | 18,638,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 18,638,000 carats |
| 2018 | 23,194,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 23,194,000 carats |
| 2017 | 23,234,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 23,234,000 carats |
| 2016 | 13,036,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 13,036,000 carats |
| 2015 | 11,677,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 11,677,000 carats |
| 2014 | 12,012,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 12,012,000 carats |
| 2013 | 10,600,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 10,600,000 carats |
| 2012 | 10,451,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 10,451,000 carats |
| 2011 | 10,795,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 10,795,000 carats |
| 2010 | 11,773,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 11,773,000 carats |
| 2009 | 10,946,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 10,946,000 carats |
| 2008 | 14,803,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 14,803,000 carats |
| 2007 | 17,998,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 17,998,000 carats |
| 2006 | 12,350,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 12,350,000 carats |
| 2005 | 12,300,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 12,300,000 carats |
| 2004 | 12,618,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 12,618,000 carats |
| 2003 | 10,756,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 10,756,000 carats |
| 2002 | 4,937,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 4,937,000 carats |
| 2001 | 3,716,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 3,716,000 carats |
| 2000 | 2,629,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 2,629,000 carats |
| 1999 | 2,510,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 2,510,000 carats |
| 1998 | 278,000 carats [ 100.00% ] | 0.00 carat [ 0.00% ] | 278,000 carats |
| Total Production | 327,522,000 carats [ 100.00% ] | 0 carats [ 0.00% ] | 327,522,000 carats |
| Gemstones = Jewelry Quality --- Industrial = Industrial Quality | |||