Year of Publication | Britain | Russia | India | China |
1996 | 7.96 | 2 | 5.417 | 0.833 |
1997 | 9.371 | 3.25 | 15.867 | 2.091 |
1998 | 8.512 | 16.571 | 7.926 | 14.2 |
1999 | 6.776 | 2.667 | 5.607 | 6.667 |
2000 | 13.086 | 5.833 | 6.176 | 30.556 |
2001 | 10.791 | 0.778 | 6.273 | 14.545 |
2002 | 13.915 | 25.667 | 4.867 | 9.667 |
2003 | 9.227 | 5.429 | 3.935 | 5.192 |
2004 | 8.383 | 6.857 | 3.926 | 8.647 |
2005 | 8.92 | 1.333 | 7.405 | 12.771 |
2006 | 7.421 | 1.75 | 3.683 | 6.8 |
2007 | 8.111 | 0.333 | 5.13 | 8 |
2008 | 5.567 | 3.125 | 5.733 | 8.174 |
2009 | 4.5 | 2.429 | 3.391 | 5.743 |
2010 | 2.76 | 5 | 2.282 | 3.451 |
2011 | 1.235 | 1.308 | 0.91 | 1.407 |
2012 | 0.316 | 0.059 | 0.121 | 0.207 |