BAYER revenue for the last year amounted to 43.82 B CHF, the most of which — 20.93 B CHF — came from its highest performing source at the moment, Crop Science, the year earlier bringing 21.62 B CHF. The greatest contribution to the revenue figure was made by United States — last year it brought BAYER 13.91 B CHF, and the year before that — 13.56 B CHF.