He is just throwing random number of 99% and trying to put his ripple within 1% of cryptocurrency that can be used in real life application. Most of the partnership ripple have till now is for on-demand liquidity (ODL) previously known as xRapid rather than for actual ripple which means ripple is not being used by any of those partners which includes big names like moneygram.
Soon there will be 100s of so called fiat backed cryptocurrency in the market, the significance of ODL will be almost none.
Also read this
Back in summer this year, one of the worlds largest remittance operators MoneyGram started implementing the Ripple-developed On-Demand Liquidity (ODL) product formerly known as xRapid.
Prior to that Ripple had bought a large stake at MoneyGram
source :
https://u.today/ripple-backed-moneygram-ceo-on-xrp-were-able-to-settle-billions-of-usd-in-seconds-via-odl