Emissions in Mt CO2 per year (column D):

 C          D
year       co2
2011	34468.451
2012	34974.075
2013	35283.025
2014	35534.443
2015	35496.406
2016	35452.459
2017	35925.738
2018	36646.140
2019	36702.503
2020	34807.259
----    ---------
Avg:    35529.0499

Source:
https://ourworldindata.org/co2-emissions ->
  https://github.com/owid/co2-data ->
    https://github.com/owid/co2-data/blob/master/owid-co2-data.csv  (downloaded 3/23/2022)
country column B = "World"
year column C = 2011 to 2020
data column D (co2) shown above