Each point is one game's rating·dashed lines show each series' overall trend
Games on the chart (6)
 Bloons TD 2 | Oct 19, 2007 | Main Game | – | 59 | 59 |
| Bloons TD 3 | Sep 2, 2008 | Main Game | – | 55 | 55 |
 Bloons TD | Sep 24, 2009 | Main Game | – | 60 | 60 |
 Bloons TD 4 | Oct 26, 2009 | Main Game | – | 66 | 66 |
| Bloons TD 5 | Dec 14, 2011 | Main Game | – | 72 | 72 |
| Bloons TD 6 | Jun 14, 2018 | Main Game | – | 74 | 74 |