動作環境
## R version 4.0.1 (2020-06-06)
## Platform: x86_64-pc-linux-gnu (64-bit)
## Running under: Ubuntu 18.04.4 LTS
##
## Matrix products: default
## BLAS: /usr/lib/x86_64-linux-gnu/blas/libblas.so.3.7.1
## LAPACK: /usr/lib/x86_64-linux-gnu/lapack/liblapack.so.3.7.1
##
## locale:
## [1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C
## [3] LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8
## [5] LC_MONETARY=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8
## [7] LC_PAPER=en_US.UTF-8 LC_NAME=C
## [9] LC_ADDRESS=C LC_TELEPHONE=C
## [11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C
##
## attached base packages:
## [1] stats graphics grDevices utils datasets methods base
##
## other attached packages:
## [1] magrittr_1.5 httr_1.4.1 WikipediR_1.5.0 pageviews_0.5.0
## [5] gtrendsR_1.4.6 rtweet_0.7.0 ggrepel_0.8.2 gghighlight_0.3.0
## [9] rvest_0.3.5 xml2_1.3.2 countrycode_1.2.0 jpndistrict_0.3.7
## [13] maps_3.3.0 summarytools_0.9.6 skimr_2.1.1 haven_2.3.1
## [17] readxl_1.3.1 knitr_1.28 forcats_0.5.0 stringr_1.4.0
## [21] dplyr_1.0.0 purrr_0.3.4 readr_1.3.1 tidyr_1.1.0
## [25] tibble_3.0.1 ggplot2_3.3.1 tidyverse_1.3.0
##
## loaded via a namespace (and not attached):
## [1] colorspace_1.4-1 selectr_0.4-2 pryr_0.1.4
## [4] ellipsis_0.3.1 class_7.3-17 leaflet_2.0.3
## [7] base64enc_0.1-3 fs_1.4.1 rstudioapi_0.11
## [10] farver_2.0.3 fansi_0.4.1 lubridate_1.7.9
## [13] codetools_0.2-16 splines_4.0.1 jpmesh_1.2.1
## [16] jsonlite_1.6.1 anytime_0.3.7 broom_0.5.6
## [19] dbplyr_1.4.4 shiny_1.4.0.2 compiler_4.0.1
## [22] backports_1.1.7 assertthat_0.2.1 Matrix_1.2-18
## [25] fastmap_1.0.1 cli_2.0.2 later_1.1.0.1
## [28] prettyunits_1.1.1 htmltools_0.4.0 tools_4.0.1
## [31] gtable_0.3.0 glue_1.4.1 Rcpp_1.0.4.6
## [34] cellranger_1.1.0 vctrs_0.3.1 nlme_3.1-147
## [37] crosstalk_1.1.0.1 xfun_0.14 mime_0.9
## [40] miniUI_0.1.1.1 lifecycle_0.2.0 MASS_7.3-51.6
## [43] scales_1.1.1 hms_0.5.3 promises_1.1.1
## [46] RColorBrewer_1.1-2 yaml_2.2.1 curl_4.3
## [49] pander_0.6.3 stringi_1.4.6 highr_0.8
## [52] e1071_1.7-3 checkmate_2.0.0 repr_1.1.0
## [55] rlang_0.4.6 pkgconfig_2.0.3 matrixStats_0.56.0
## [58] evaluate_0.14 lattice_0.20-41 sf_0.9-3
## [61] rapportools_1.0 htmlwidgets_1.5.1 labeling_0.3
## [64] tidyselect_1.1.0 plyr_1.8.6 bookdown_0.19
## [67] R6_2.4.1 magick_2.3 generics_0.0.2
## [70] DBI_1.1.0 pillar_1.4.4 withr_2.2.0
## [73] mgcv_1.8-31 units_0.6-6 modelr_0.1.8
## [76] crayon_1.3.4 KernSmooth_2.23-17 rmarkdown_2.2
## [79] progress_1.2.2 grid_4.0.1 isoband_0.2.1
## [82] blob_1.2.1 reprex_0.3.0 digest_0.6.25
## [85] classInt_0.4-3 xtable_1.8-4 httpuv_1.5.4
## [88] openssl_1.4.1 munsell_0.5.0 askpass_1.1
## [91] tcltk_4.0.1 googlePolylines_0.7.2