Thirty new and/or restored ETFs from six new ETF sponsors are added to the constituentdata42.csv file as follows

KraneShares Em Mkts Cnsmr Tech ETF KEMQ Global Equity ETF
KraneShares MSCI China Environment ETF KGRN Global Equity ETF
KraneShares MSCI One Belt One Road ETF OBOR Global Equity ETF
Legg Mason Emerg Mkts Low Vol Hi Div ETF LVHE Global Equity ETF
Legg Mason Global Infrastructure ETF INFR Global Equity ETF
Legg Mason Intl Low Volatil Hi Div ETF LVHI Global Equity ETF
Legg Mason Small-Cap Quality Value ETF SQLV US Equity ETF
Main Sector Rotation ETF SECT US Asset Allocation ETF
Nationwide Max Divers US Cor Eq ETF MXDU US Equity ETF
Nationwide Risk-Based Intl Eq ETF RBIN Global Equity ETF
Nationwide Risk-Based US Equity ETF RBUS US Equity ETF
Natixis Seeyond Intl Mnmm Volatil ETF MVIN Global Equity ETF
NuShares Enhanced Yield US Aggt Bd ETF NUAG US Fixed Income ETF
NuShares ESG Emerging Markets Equity ETF NUEM Global Equity ETF
NuShares ESG Intl Dev Mkts Eq ETF NUDM Global Equity ETF
NuShares ESG Large-Cap Growth ETF NULG US Equity ETF
NuShares ESG Large-Cap Value ETF NULV US Equity ETF
NuShares ESG Mid-Cap Growth ETF NUMG US Equity ETF
NuShares ESG Mid-Cap Value ETF NUMV US Equity ETF
NuShares ESG Small-Cap ETF NUSC US Equity ETF
NuShares ESG US Aggregate Bond ETF NUBD US Fixed Income ETF
NuShares EY 1-5 Year US Aggt Bd ETF NUSA US Fixed Income ETF
NuShares Short-Term REIT ETF NURE US Equity ETF
Oppenheimer Emerging Market Revenue ETF REEM Global Equity ETF
Oppenheimer ESG Revenue ETF ESGL US Equity ETF
Oppenheimer Global ESG Revenue ETF ESGF Global Equity ETF
Oppenheimer Global Revenue ETF RGLB Global Equity ETF
Oppenheimer International Revenue ETF REFA Global Equity ETF
O’Shares FTSE Russell Intl Qual Div ONTL Foreign Large Growth
O’Shares FTSE Russell Sm Cp Qual Div OUSM Small Blend

39 US traded ETFs to go.  For more information on ETF data and constituent lists go to http://www.masterdatareports.com/.