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#30DayChartChallenge
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# 30DayChartChallenge 21 down/upwards | |
# Data source: U.S. Department of Energy, by way of Data is Plural, available at: https://afdc.energy.gov/data/10581 | |
# Libraries | |
library(tidyverse) | |
library(showtext) | |
showtext_opts(dpi = 300) | |
showtext_auto(enable = TRUE) | |
# Font | |
font_add_google("IBM Plex Serif") | |
f1="IBM Plex Serif" | |
# Data: paste using {datapasta} | |
df = tibble::tribble( | |
~alt, ~`2004`, ~`2005`, ~`2006`, ~`2007`, ~`2008`, ~`2009`, ~`2010`, ~`2011`, ~`2012`, ~`2013`, ~`2014`, ~`2015`, ~`2016`, ~`2017`, ~`2018`, ~`2019`, ~`2020`, | |
"E85", 47643, 72899, 221834, 385671, 524169, 642520, 403981, 479706, 197187, 259337, 275508, 271996, 457817, 327865, 263967, 275216, 268047, | |
"HEVs", 10674, 18553, 43886, 81987, 101954, 107585, 30613, 50503, 141406, 83339, 82834, 94330, 129827, 178011, 178733, 144875, 157540, | |
"Biodiesel", 31922, 52275, 91584, 98785, 17222, 2814, 88726, 99347, 103106, 98028, 130540, 189823, 160763, 150695, 153380, 163366, 203839, | |
"CNG", 76257, 49271, 57458, 55021, 51121, 44317, 42911, 48157, 59521, 79616, 68479, 107283, 98388, 97271, 82266, 100938, 87392, | |
"Propane", 31338, 21117, 25543, 23628, 22260, 7937, 13196, 18793, 16501, 35554, 17404, 22762, 23648, 34753, 25395, 31985, 30156, | |
"LNG", 0, 1873, 2271, 1731, 2053, 2038, 3410, 4315, 3411, 3645, 2992, 3974, 4924, 5070, 5100, 4917, 4510, | |
"Hydrogen", 23, 42, 72, 86, 75, 74, 62, 118, 50, 46, 49, 95, 97, 116, 402, 691, 413, | |
"PEVs", 9241, 7464, 9481, 5895, 14135, 4568, 9223, 10541, 20455, 32187, 65042, 96896, 171011, 162811, 227854, 263543, 234277, | |
"RNG", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 313, 366, 1157, 1734, 1677, 4922, 7229, | |
"Renewable Diesel", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3183, 71066, 7819, 11174, 13109, 11807, | |
"Total", 207098, 223494, 452129, 652804, 732989, 811853, 592122, 711480, 541637, 591752, 643161, 790708, 1118698, 966145, 949948, 1003562, 1005210 | |
) | |
# Wrangle | |
df1 = df %>% | |
filter(alt!="Total") %>% | |
pivot_longer(2:18) %>% | |
filter(alt %in% c("E85","HEVs","PEVs","Propane")) %>% | |
group_by(alt) %>% | |
mutate(diff = (value/lag(value) - 1)) %>% | |
filter(!is.na(diff)) %>% | |
mutate(col=case_when(diff<0~"Decrease", diff>0~"Increase"), | |
name=parse_number(name)) | |
# Plot | |
ggplot(aes(x=name, y=diff)) + | |
geom_hline(yintercept=0, size=.3) + | |
geom_segment(aes(y=0, yend=diff, x=name, xend=name, color=col), | |
arrow = arrow(type = "closed", length = unit(1.5, "mm")), | |
size=1, key_glyph = draw_key_rect) + | |
scale_y_continuous(breaks=seq(-.5,2,.5), labels=scales::percent_format()) + | |
scale_color_manual(values=c("#D68E24","#139E56")) + | |
facet_wrap(~alt, scales="free_x") + | |
cowplot::theme_minimal_hgrid(11) + | |
theme(legend.position="top", | |
text=element_text(family=f1), | |
panel.spacing.x = unit(2, "lines"), | |
panel.spacing.y = unit(1, "lines"), | |
plot.title.position = "plot", | |
plot.title=element_text(hjust=.5, size=14.5), | |
plot.subtitle=element_text(hjust=.5, size=10), | |
legend.title=element_text(size=10.5), | |
legend.text=element_text(size=10.5), | |
legend.justification = "center", | |
strip.text=element_text(size=11.5, face="bold"), | |
axis.title=element_blank(), | |
plot.margin=margin(.5,.75,.5,.5,unit="cm"), | |
plot.background = element_rect(fill="#fafafa", color=NA), | |
axis.ticks.length=unit(.25, "cm"), | |
) + | |
labs(caption="\n#30DayChartChallenge | Data: U.S. Department of Energy, by way of Data is Plural", | |
title="Change in green cities alternative fuel vehicles inventory", | |
subtitle="E85, HEVs, PEVs and Propane alternative fuel vehicles across U.S., from 2005 to 2020", | |
color="% change from previous year") + | |
guides(color=guide_legend(reverse=T)) | |
ggsave("21_down-upwards.png", height=7, width=7) |
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