The most recent statistics show the disease to be diminishing.
The following table is from the statistics of Professor H.
See Annuario statistico -ilaliano (not, however, issued regularly each year) for general statistics; and other official publications; W.
The conspicuous maximum in 1901 and great drop in 1902 in Hungary are also shown by the statistics as to the number of days of thunder.
R.) General Statistics Mileage.-At the close of 1907 there were approximately 601,808 miles of railway in the world, excluding tramways.