condition mean min max 0 h after light 1.924255 1.85334 1.99517 2 h after light 1.0425710000000001 0.932752 1.15239 4 h after light 0.8594489999999999 0.779226 0.939672 8 h after light 1.2837465 0.858003 1.70949 12 h after light 2.061435 1.86141 2.26146 2 h after dark 2.125725 2.10542 2.14603 4 h after dark 2.75261 2.74114 2.76408 8 h after dark 3.177045 3.1194 3.23469 12 h after dark 2.442985 2.36188 2.52409