This is an experiment in embedding a chart created in Data Wrapper. That's Data Wrapper style.
It looks alright.
The Zenodo citation for the data source is "New Zealand emission unit (NZU) monthly prices 2010 to 2016: V1.0.01".
The annotation from the citation is "This data and R code repository provides a reproducible public domain data series of mean monthly spot prices of the New Zealand emission unit (or "NZU"), the domestic emission unit in the New Zealand emissions trading scheme (https://en.wikipedia.org/wiki/New_Zealand_Emissions_Trading_Scheme/). Version 1.0.01".