1999: Roughly 206 Billion decimal digits of pi are known.
2002: Over 1 Trillion decimal digits were computed, by using 64 processors.
2010: Roughly 5 Trillion digits were computed.
2018: Roughly 22.4 Trillion decimal digits.
Tides are turning: π is used in order to test the performance of supercomputers and to improve high-precision algorithms.To the MNS presentation