Year | Total incidents reported | Serious events | Serious events (% of total) |
|---|---|---|---|
| 20051104537600000 | 169,072169072 | 6,7626762 | 4% |
| 20061136073600000 | 195,832195832 | 6,9376937 | 4% |
| 20071167609600000 | 211,983211983 | 7,2777277 | 3% |
| 20081199145600000 | 219,874219874 | 8,6458645 | 4% |
| 20091230768000000 | 226,670226670 | 8,2708270 | 4% |
| 20101262304000000 | 225,624225624 | 7,5087508 | 3% |
| 20111293840000000 | 220,790220790 | 8,0458045 | 4% |
| 20121325376000000 | 227,210227210 | 8,0398039 | 4% |
| 20131356998400000 | 239,063239063 | 7,5437543 | 3% |
| 20141388534400000 | 240,778240778 | 7,0807080 | 3% |
| 20151420070400000 | 238,890238890 | 7,7327732 | 3% |
