You can export the number of objects currently around, EG:
1 Players, 222 Objects, Map Time 48 / 120 minutes, 1 Aircraft, 0 Helicopters, 0 Chaff/Flares, 0 Moving, 0 Standing, 171 Tanks, 49 SAMs, 1 Ships, 0 Missiles, 0 Bombs, 0 Shells, 0 Rockets, 0 Aerodromes