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 Table 4. Strat-trop exchange in GCC_13.2.0-TransportTracers for year 2019
          (i.e. species flux across 100 hPa)

 Units: g/yr

 Annual mean is weighted by the number of days per month
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                  Pb210         Be7        Be10
Jan 2019         5.6396      6.7791    106.3144
Feb 2019         2.2982      6.1662     94.8262
Mar 2019        -0.4994      4.5165     69.0515
Apr 2019        -0.4500      5.7557     82.0900
May 2019        -0.3715      3.7954     56.1234
Jun 2019        -0.8155      3.4109     56.4412
Jul 2019        -4.7989      3.3632     58.9188
Aug 2019        -5.4058      4.9744     81.3325
Sep 2019        -4.3241      7.2693    114.8698
Oct 2019         0.0649      5.4072     84.7263
Nov 2019         4.3321      7.0626    105.3347
Dec 2019         2.4377      4.0143     64.3623
Annual Mean     -0.1762      5.1944     80.9943