§ Mr. Neubertasked the Secretary of State for the Environment what percentage of payments of motor tax in the last three months have been for a four- 237W month period rather than the full year; how this compares with the same months in the five previous years; and what proportion was used as the basis for the
April May June 12 Monthly Per cent. 4 Monthly Per cent. 12 Monthly Per cent. 4 Monthly Per cent. 12 Monthly Per cent. 4 Monthly Per cent. 1975 … … 49.2 50.8 44.5 55.5 Not available 1974 … … 43.3 56.7 43.0 57.0 41.3 58.7 1973 … … 42.4 57.6 44.0 56.0 38.8 61.2 1972 … … 41.5 58.5 42.5 57.5 36.9 63.1 1971 … … 40.6 59.4 40.3 59.7 39.0 61.0 1970 … … 44.3 55.7 37.5 62.5 38.0 62.0 The revenue yield from the increases was estimated on the basis of the likely annual pattern, allowing for the effect of the changes.