condition mean min max 4 h after light 0.7807010000000001 0.470422 1.09098 8 h after light 1.4457515 0.953153 1.93835 12 h after light 2.34068 2.16188 2.51948 4 h after dark 2.2617566666666664 2.2074 2.31206 8 h after dark 1.97515 1.60042 2.28834 12 h after dark 1.7100766666666667 1.06651 2.26767