| Year | Our density | Density by BBS |
| 2001 | 888 | 881 |
| 2002 | 899 | 899 |
| 2003 | 910 | 916 |
| 2004 | 922 | 932 |
| 2005 | 934 | 948 |
| 2006 | 947 | 964 |
| 2007 | 959 | 981 |
| 2008 | 972 | 998 |
| 2009 | 985 | 1016 |
| 2010 | 998 | 1035 |
| 2011 | 1011 | 1054 |
| 2012 | 1024 | 1073 |
| 2013 | 1038 | 1094 |
| 2014 | 1052 | 1114 |
| 2015 | 1066 | 1135 |
| 2016 | 1080 | 1157 |
| 2017 | 1094 | 1179 |
| 2018 | 1109 | 1202 |
| 2019 | 1123 | 1224 |
| 2020 | 1138 | 1247 |
| 2021 | 1153 | 1271 |
| 2022 | 1169 | 1294 |
| 2023 | 1184 | 1317 |
| 2024 | 1200 | 1340 |
| 2025 | 1216 | 1363 |
| 2026 | 1232 | 1386 |
| 2027 | 1248 | 1410 |
| 2028 | 1264 | 1433 |
| 2029 | 1281 | 1456 |
| 2030 | 1298 | 1479 |
| 2031 | 1314 | 1502 |
| 2032 | 1332 | 1526 |
| 2033 | 1349 | 1549 |
| 2034 | 1366 | 1573 |
| 2035 | 1384 | 1597 |
| 2036 | 1402 | 1621 |
| 2037 | 1420 | 1646 |
| 2038 | 1438 | 1671 |
| 2039 | 1456 | 1696 |
| 2040 | 1475 | 1722 |
| 2041 | 1494 | 1748 |
| 2042 | 1513 | 1774 |
| 2043 | 1532 | 1801 |
| 2044 | 1551 | 1828 |
| 2045 | 1570 | 1855 |
| 2046 | 1590 | 1882 |
| 2047 | 1609 | 1910 |
| 2048 | 1629 | 1938 |
| 2049 | 1649 | 1966 |
| 2050 | 1669 | 1995 |