Year Tonnage Train mileage Receipts 1850 350,000 330,817 £202,978 (£22.2 million in 2020) 1875 16,388,198 11,206,462 £3,140,093 (£302 million in 2020) 1900 37,500,510 23,135,685 £5,736,921 (£635 million in 2020) 1924 81,723,133 25,372,106 £17,571,537 (£1.02 billion in 2020) 1934 64,619,892 22,707,235 £14,500,385 (£1.06 billion in 2020) Tonnage for 1850 is approximate.[1][62]