s  00.00-00.00  every 0 mins  00.00-00.00  every 0½ mins  00.00-00.00  every 0 mins  00.00-00.00  every 0 mins  00.00-00.00  every 0½ mins  00.00-00.00  every 0 mins  00.00-00.00  every 00 mins  The bit that's changed is the yellow bit. Previously the Waterloo & City line 