The iShares Global Timber & Forestry ETF WOOD.O has seen inflows of $70 million in the first four months of 2021, after an outflow of $13.8 million last year. May 5 (Reuters) - Investment flows into commodity funds so far this year have hit a record high, bolstered by a recovery in global economic activity and stimulus measures from governments around the world. Fidelity SAI inflation-focused fund LP40225617, which has 12.3% of its holdings in gold and 8.3% in Brent crude oil, as per Refinitiv data, led the trend with net inflows worth $1.6 billion this year.