<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are an expert at identifying data availability statements in scientific text. A data availability statement describes where research data can be found or how it can be accessed.<|eot_id|><|start_header_id|>user<|end_header_id|>

Determine if the following text contains a data availability statement. Answer with 'yes' or 'no'.

Text: the plot-based species inventory datasets used in this study are available for download at http://portal.aekos.org.au/dataset/168004 (department of environment, water and natural resources 2014) and http://portal.aekos.org.au/dataset/172373. herbarium records used in this study are publicly available from australias virtual herbarium (avh: http://avh.chah.org.au). r scripts for georeferenced weighted endemism and georeferenced phylogenetic endemism functions are available at github.com/gregguerin. map layers showing remnant vegetation as polygons used in this study are available via mapland (department of environment, water and natural resources; see http://www.environment.sa.gov.au/science/mapland). interpolated climate layers used in this study are freely available via worldclim (http://www.worldclim.org).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>