Table 5 Number of cases—unbalanced and balanced panels
Wave | Starting year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
1996 | 2000 | 2003 | 2007 | 2009 | ||||||
Unbalanced | Balanced | Unbalanced | Balanced | Unbalanced | Balanced | Unbalanced | Balanced | Unbalanced | Balanced | |
1996 | – | – | – | – | – | – | – | – | – | – |
1997 | 8353 | 6822 | – | – | – | – | – | – | – | – |
1998 | 7537 | 5597 | – | – | – | – | – | – | – | – |
1999 | 6718 | 4654 | – | – | – | – | – | – | – | – |
2000 | 6581 | 4004 | – | – | – | – | – | – | – | – |
2001 | 6842 | 3479 | 12135 | 10840 | – | – | – | – | – | – |
2002 | 6441 | 2999 | 10528 | 8762 | – | – | – | – | – | – |
2003 | 6705 | 2610 | 10006 | 7295 | – | – | – | – | – | – |
2004 | 7086 | 2286 | 9987 | 6363 | 14179 | 12775 | – | – | – | – |
2005 | 7252 | 2011 | 9773 | 5542 | 13154 | 10771 | – | – | – | – |
2006 | 7562 | 1761 | 9772 | 4854 | 12448 | 9118 | – | – | – | – |
2007 | – | 1524 | 9893 | 4242 | 12054 | 7845 | – | – | – | – |
2008 | – | 1382 | 10012 | 3774 | 11824 | 6889 | 13994 | 12567 | – | – |
2009 | – | 1233 | 10148 | 3338 | 11678 | 6037 | 13167 | 10598 | – | – |
2010 | – | 1095 | 10640 | 2973 | 11919 | 5324 | 12947 | 9118 | 14308 | 12524 |
2011 | – | 990 | 10730 | 2666 | 11847 | 4759 | 12550 | 7991 | 13482 | 10653 |
2012 | – | 868 | 10903 | 2361 | 11842 | 4199 | 12279 | 6983 | 12901 | 9132 |