37 lines (26 with data), 497 Bytes

```{r}
library(UCSCXenaTools)
```


```{r}
df =  XenaData %>%
    dplyr::group_by(XenaHostNames) %>%
    dplyr::summarise(count = dplyr::n())
df
```

```{r}
urls = dplyr::tibble(
    name = as.character(.xena_hosts),
    url = names(.xena_hosts)
)
urls
```

```{r}
data = dplyr::left_join(
    df, urls, by = c("XenaHostNames"="name")
) %>% dplyr::arrange(dplyr::desc(count))


colnames(data) = c("Data hub", "Dataset count", "URL")
data
```


```{r}
knitr::kable(data, format = "markdown")
```