time grp co2hs co2ms co2ls o2hs o2ms o2ls co2q2 co2q1 co2q0 co2l1 co2l0 o2l1 o2l0 0.05580692 2 -14.29485 NA 75.19076 96.56312 NA -61.88726 0 0 0 0.3465619 379.2674 0.2261736 -98.31304