Facebook: (7293 yellows, 13831 reds) 112115
Twitter: (4084 yellows, 6660 reds) 64128
WhatsApp: (770 yellows, 1567 reds) 56286
Gmail: (517 yellows, 1090 reds) 19769
YouTube: (2162 yellows, 3397 reds) 55222

Mean Failure Intensity (Statistically it makes sense to use the mean)
Gmail: 0.5723787167449139
WhatsApp: 0.5797
Twitter: 0.65
Facebook: 0.640
YouTube: 0.621

Failure Detection Rate:
Facebook: 18.84%
Twitter: 16.75%
Gmail: 8.13%
WhatsApp: 4.15%
YouTube: 10.06%